Maxillary and mandibular first molars have a fifth or supplemental cusp. This additional cusp, the cusp of Carabelli, is located on the mesiolingual cusp tip.
A) Both statements are true.
B) The first statement is true; the second is false.
C) The first statement is false; the second is true.
D) Both statements are false.

Question

Quizplus · Accepted Answer

Although the cusp of Carabelli is located on the mesiolingual cusp tip, this supplemental (fifth) cusp is not found on mandibular molars. While it is most common on maxillary first molars, it occasionally is present on maxillary second molars and rarely exists on maxillary third.

Maxillary and Mandibular First Molars Have a Fifth or Supplemental